My UDF:
NetInfo UDF Play with your network, check your download/upload speed and much more!
YTAPI Easy to use YouTube API, now you can easy retrive all needed info from a video.
NavInfo Check if a specific browser is installed and retrive other usefull information.
YWeather Easy to use Yahoo Weather API, now you can easily retrive details about the weather in a specific region.
No-IP UDF Easily update your no-ip hostname(s).

My Script:
Wallpaper Changer Change you wallpaper dinamically, you can also download your wallpaper from your website and share it with all!
My Snippet:_ImageSaveToBMPConvert an image to bmp format.
_SciteGOTO Open a file in SciTE at specific fileline.
_FileToHex Show the hex code of a specified file